void Init_UART(void)
{
    UART_Params uart0_params;
    UART_Params_init(&uart0_params);

    uart0_params.baudRate = 115200;                   //波特率115200*8
    uart0_params.clockFrequency = MSS_SYS_VCLK;      //系统时钟频率200MHz
    uart0_params.dataLength = UART_LEN_8;             //8bit字长
    uart0_params.isPinMuxDone = 1;                    //已经完成引脚复用初始化
    uart0_params.parityType = UART_PAR_NONE;          //无校验位
    uart0_params.readDataMode = UART_DATA_BINARY;     //按位方式读取数据
    uart0_params.readEcho = UART_ECHO_OFF;            //关闭回显
    uart0_params.readReturnMode = UART_RETURN_FULL;   //完整读取
    uart0_params.stopBits = UART_STOP_ONE;            //1停止位
    uart0_params.writeDataMode = UART_DATA_BINARY;    //按位方式写入（发送）数据

    MMWave_Global_Params.handle.uart0_handle = UART_open(0, &uart0_params);             //打开串口

    if(MMWave_Global_Params.handle.uart0_handle == NULL)
    {
        System_printf("UART0 open fail\n!");
        return;
    }

    System_printf("UART0 open success\n!");
    uint8_t buf[]={0x0D,0x0A,0x12,0x34};
	while(1)
	{
    UART_write(MMWave_Global_Params.handle.uart0_handle, buf, 4);
    }
}

